Finding the Fourth Proportional to 61,010.64, 91,109.94 and 60,350.88

Step by Step Solution

1. Step 1: Write the proportion equation
   61,010.64 : 91,109.94 = 60,350.88 : x
2. Step 2: Convert to fraction form
   61,010.64/91,109.94 = 60,350.88/x
3. Step 3: Cross multiply
   61,010.64x = 91,109.94 × 60,350.88
4. Step 4: Simplify right side
   61,010.64x = 5,498,565,055.75
5. Step 5: Solve for x
   x = 5,498,565,055.75/61,010.64
6. Step 6: Final answer
   x = 90,124.69